National Weather Service United States Department of Commerce

Severe Thunderstorms Tonight in the Mid-Atlantic; Tropical Storm Bertha in the Gulf

Scattered thunderstorms with severe gusts, hail and a tornado risk are possible near a cold front from the Ohio Valley to the Mid-Atlantic tonight. Tropical Storm Bertha is expected to bring tropical storm conditions to portions of the Gulf Coast from the panhandle of Florida into Louisiana through Wednesday. Read More >

Use the new Winter Storm Severity Index (WSSI) to find potential winter impacts for your community. Expected winter storms are given an 'impact ranking' in 6 categories, ranging from 'No Impacts' to 'Extreme Impacts'. This product combines forecasts such as snow amount, snow load, and blowing snow to come up with an all-encompassing forecast.